From: Youngmin Nam <youngmin.nam@samsung.com>
Date: Fri, 11 Nov 2016 08:22:55 +0000 (+0900)
Subject: [COMMON] serial: samsung: add clock control routine in suspend
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ce03ee80255ccfc5a7453a36549f3090a62a82c0;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

[COMMON] serial: samsung: add clock control routine in suspend

Change-Id: I85a472eca32c6447aee9b571fda83b18928266e0
Signed-off-by: Youngmin Nam <youngmin.nam@samsung.com>
---

diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index 72c654fb8ffa..6393e0118acf 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -1701,10 +1701,13 @@ static int s3c24xx_serial_suspend(struct device *dev)
 	if (port) {
 		uart_suspend_port(&s3c24xx_uart_drv, port);
 #ifdef CONFIG_SERIAL_SAMSUNG_HWACG
+		uart_clock_enable(ourport);
 		/* disable Tx, Rx mode bit for suspend in case of HWACG */
 		ucon = rd_regl(port, S3C2410_UCON);
 		ucon &= ~(S3C2410_UCON_RXIRQMODE | S3C2410_UCON_TXIRQMODE) ;
 		wr_regl(port, S3C2410_UCON, ucon);
+		uart_clock_disable(ourport);
+
 		rx_enabled(port) = 0;
 		tx_enabled(port) = 0;
 #endif